Group SS501's Kim Hyung Joon revealed a picture taken with actor Hwang Jung Min.

Today, Kim Hyung Joon posted on his Twitter, "Musical 'Assassin' that I recently watched. Jung Min is so respectable. Hope you finish the musical well and see you at the premier" along with a picture.

In the picture, Kim Hyung Joon and Hwang Jung Min are posing together at a musical hall.

Internet users who saw this commented, "This is an unexpected relationship" and "It's always so good to see Hwang Jung Min's smile."

Photo Credit: Kim Hyung Joon Twitter